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#include <ostream>
#include <algorithm>
#include "XercesString.h"
#include "xercesc/util/PlatformUtils.hpp"
#include "ace/Truncate.h"
using xercesc::XMLString;
using xercesc::XMLPlatformUtils;
namespace XML
{
// On unicode windows, ACE_TCHAR == XMLCh
#if !defined (_MSC_VER) || !defined (ACE_USES_WCHAR)
XStr::XStr (const ACE_TCHAR* str)
: _wstr(0)
{
_wstr = XMLString::transcode(ACE_TEXT_ALWAYS_CHAR (str));
}
#endif
XStr::XStr (XMLCh *wstr)
: _wstr(wstr)
{
}
XStr::XStr (const XMLCh* wstr)
: _wstr(0)
{
_wstr = XMLString::replicate(wstr);
}
XStr::XStr (const XStr &right)
: _wstr(0)
{
_wstr = XMLString::replicate(right._wstr);
}
XStr& XStr::operator= (const XStr& rhs)
{
if (&rhs == this)
return *this;
XStr temp (rhs);
std::swap (this->_wstr, temp._wstr);
return *this;
}
XStr::~XStr ()
{
this->reset ();
}
const XMLCh* XStr::begin () const
{
return _wstr;
}
const XMLCh* XStr::end () const
{
return _wstr + size();
}
bool XStr::append(const XMLCh *tail)
{
XMLSize_t iTailLen = XMLString::stringLen(tail);
XMLSize_t iWorkLen = XMLString::stringLen(_wstr);
XMLSize_t bytes = (iWorkLen + iTailLen + 1) * sizeof (XMLCh);
void *tmp = XMLPlatformUtils::fgMemoryManager->allocate (bytes);
XMLCh *result = reinterpret_cast<XMLCh *> (tmp);
bool bOK = result != 0;
if (bOK)
{
XMLCh *target = result;
XMLString::moveChars(target, _wstr, iWorkLen);
target += iWorkLen;
XMLString::moveChars(target, tail, iTailLen);
target += iTailLen;
*target++ = 0;
XMLString::release(&_wstr);
_wstr = result;
}
return bOK;
}
bool XStr::erase(const XMLCh *head, const XMLCh *tail)
{
bool bOK = head <= tail && head >= begin() && tail <= end();
if (bOK)
{
XMLSize_t bytes = (size() - (tail - head) + 1 ) * sizeof (XMLCh);
void *tmp = XMLPlatformUtils::fgMemoryManager->allocate (bytes);
XMLCh *result = reinterpret_cast<XMLCh *> (tmp);
XMLCh *target = result;
bOK = target != 0;
if (bOK)
{
const XMLCh *cursor = begin();
while (cursor != head) *target++ = *cursor++;
cursor = tail;
while ( cursor != end() ) *target++ = *cursor++;
*target ++ = 0;
XMLString::release(&_wstr);
_wstr = result;
}
}
return bOK;
}
int XStr::size () const
{
return ACE_Utils::truncate_cast<int> (XMLString::stringLen(_wstr));
}
XMLCh XStr::operator [] (const int i)
{
return _wstr[i];
}
XMLCh XStr::operator [] (const int i) const
{
return _wstr[i];
}
XMLCh * XStr::release ()
{
XMLCh* tmp = _wstr;
this->_wstr = 0;
return tmp;
}
void
XStr::reset ()
{
if (_wstr)
XMLString::release(&_wstr);
_wstr = 0;
}
bool operator== (const XStr& lhs, const XStr& rhs)
{
return XMLString::compareIString (lhs,rhs) == 0;
}
bool operator!= (const XStr& lhs, const XStr& rhs)
{
return !operator==(lhs, rhs);
}
std::ostream&
operator<< (std::ostream& o, XStr const& str)
{
char* s = XMLString::transcode (str);
o << s;
XMLString::release (&s); // idiots?
return o;
}
}
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